Depresses
I believe the answer is:
saddens
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">depresses</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for saddens that I've seen before include "Makes unhappy" , "Distresses" , "Makes melancholy" .)